babbitt



B.' T. BAEBITT. 'AIR-HEATER FOR LOCOMO-TIVE ENGINES.

Patented Jn. 18

No.1,""zz,ses.

1901* is open, my the albow fifs', wl'be drawn by the natur-(Ll draft im@ the re, and thus be.

preveutee frmn burning the fireman in charge. I camw 4 v y f L The zum bxmtion of a tubular air-heat@ v G, with the outer @use Hnd smoke-stack 0r outlet E,' essenuily as desoyivbd, 2. The combination o'f the ouer om@ H, the

' air-heater G; the spark-arrester I, and the Thahntmr dmts mi branches M N, zuppied-to the ffon; of the ash-pit and door'of the furnace, iu combination with the hot-air pipe 01' duct K leading from 'che aheatm to the ash-pit, substantially as spwacied.

Withesse:

BENJAMN W, HDFFIYIAN, CALM M. HILLMAN. 

